Engine, Vortec 4.3L V6 MFI (195 hp [145.4 kW] at 4600 rpm, 260 lb-ft of torque [351.0 N-m] at 2800 rpm) (Standard and only available on CG13405 model. Reference the Engine/Axle page for availability.)
Rear axle, 3.42 ratio (Standard on CG13405, CH13405, CG23405, CG23705, CG33405 and CG33705 models. Required with (LU3) Vortec 4.3L V6 MFI engine, (L20) Vortec 4.8L V8 SFI FlexFuel engine, (L96) Vortec 6.0L V8 SFI FlexFuel or (LC8) Gaseous 6.0L V8 SFI engine. Available with (LMF) Vortec 5.3L V8 SFI FlexFuel engine. Reference the Engine/Axle page for availability.)
Body, standard
Rear wheel drive
Battery, 600 cold-cranking amps, maintenance-free with rundown protection and retained accessory power